Precision Digital Point-To-Point Wireless Bridge, PDW30
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PDW30-SNA

Series: PDW30 Point-to-Point Wireless Bridge Brand: Precision Digital Corporation
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Precision Digital Point-To-Point Wireless Bridge, PDW30
  • Product - PDW30 Point-to-Point Wireless System

Specifications

Brand

Accuracy

  • Analog Input: ± 0.03 % of Calibrated Span ± 1 Count
  • Isolated 4-20 mA Transmitter Output: ± 0.1 % of Span ± 0.004 mA

Calibration

  • Isolated 4-20 mA Transmitter Output: Factory Calibrated 4-20 mA
  • Recalibration is Recommended at Least Every 12 Months

Communication

  • Analog Input Will Not Interfere with Existing HART Communications on the Wired 4-20 mA Signal
  • PDW Manager Software: USB 2.0 (Standard USB A to Micro USB B)
  • RS-485 Modbus RTU
  • RS-485 Modbus RTU Serial Communication (Data): 8-bit (1 Start Bit, 2 Stop Bits)
  • RS-485 Modbus RTU Serial Communication (Modbus Timeout): 0.5 to 5 seconds
  • RS-485 Modbus RTU Serial Communication (Parity): Even, Odd or None with Stop Bit: 2-bits
  • RS-485 Modbus RTU Serial Communication Baud Rate: 1,200 to 57,600 bit/sec
  • RS-485 Modbus RTU Serial Communication: EIA-485

Conduit Connection

  • 1/2” NPT

Current

  • Digital Input/Output Terminal (Sink Current): 1.5 mA Min. Input Current
  • Digital Input/Output Terminal (Source Current): 10 mA - Max.

Display

  • 32-Character Dual-Line Alphanumeric Dot Matrix LCD Display with Backlight (4.68 mm x 2.21 mm Characters)
  • Display Orientation: Display May be Mounted at 180° from Default Orientation

Distance

  • RS-485 Modbus RTU Serial Communication: 3,937 feet (1,200 metres) - Max.

Electrical Connectors

  • Removable Screw Terminal Blocks Accept 16 to 30 AWG Wire
  • RS-485 Modbus RTU Serial Communication: Removable Screw Terminal Connector

Enclosure Finish

  • Blue
  • Corrosion-Resistant Powder Coating

Enclosure, Body Material

  • 0.30 %, Max.
  • Cast Aluminum with Glass Window

Environmental Protection

  • IP66
  • IP68
  • NEMA 4X

Frequency

  • Wireless Radio: 900 MHz

Humidity

  • 0 to 90 % Relative Humidity, Non-Condensing

Input

  • Analog Input: 0-10 V
  • Analog Input: 4-20 mA
  • Digital Input/Output Terminal (Digital Input Logic High): 3-5 Vdc, TTL Logic Level
  • Digital Input/Output Terminal (Digital Input Logic Low): 0-1.1 Vdc

Input Impedance

  • Analog Input at Current Range: 50 to 100 ohms (Depending on Resettable Fuse Impedance)
  • Analog Input at Voltage Range: > 500 kiloohms

Isolation

  • 500 V

Loop Resistance

  • Output Loop Resistance at Power Supply 24 Vdc: 10 to 900 ohms

Mounting

  • 1.5” Pipe
  • Pipe
  • Wall Mounting

Operating Temperature

  • -40° to 65° C (-40° to 149° F) [Display Inoperable < -20° C (-4° F)]

Output

  • 4-20 mA
  • Digital Input/Output Terminal (Digital Output Logic High): 3.1 to 3.3 Vdc
  • Digital Input/Output Terminal (Digital Output Logic Low): 0-0.4 Vdc
  • Isolated 4-20 mA Transmitter Output (Signal Loss): 3.2 mA after Approximately 25 seconds
  • Wireless Radio (Power Output): 24 dBm (250 mW)

Plug Material

  • Conduit Plug: Stainless Steel

Power

  • 12-28 Vdc, 5 W, Max.

Programming

  • Four Programming Buttons (Behind Glass)
  • PC with PDW Manager Software

Range

  • Wireless Radio: 5,280 feet (1,610 metres) Outdoor (Line-of-Sight)
  • Wireless Radio: 500 feet (152.4 metres) Indoor

Sensitivity

  • Wireless Radio: -101 dBm

Storage Temperature

  • -40° to 85° C (-40° to 185° F)

System Requirements

  • PDW Manager Software: Windows® XP/Vista/7/8/10

Thermal Drift

  • Analog Input: 0.005 % of Calibrated Span/°C, Max.
  • Analog Input: 0.01 % of Calibrated Span/°C, Max.
  • Isolated 4-20 mA Transmitter Output: 0.4 μA/°C, Max.
  • Isolated 4-20 mA Transmitter Output: 0.8 μA/°C, Max.

Torque

  • Signal Connector Tightening Torque: 0.28 Nm (2.5 In/Lbs)

Documentation

Data Sheets

Instruction Manuals

Quick Start Manual

View Product Series

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